| Total
Cost of Ownership (TCO) |
|
|
|
Open-source developers license |
Free |
Free |
|
Commercial license |
Free |
~$150 per user (Discounts
given for sites over 20 users) |
| Comprehensive product documentation |
 |
 |
| Context-sensitive online help |
limited |
 |
| Unlimited email technical support |
 |
 |
| Ongoing maintenance and improvements |
limited |
 |
| Quick setup process |
 |
 |
| System-level configuration optionally
shared by all users |
 |
 |
| Short learning curve for administrators
and users |
 |
 |
| Intuitive daily operations for users |
limited |
 |
| Powerful operations for system and
project administrators |
 |
 |